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Anthers borne on staminal column apex .

花药生雄蕊柱先端。

Staminal column cylindric , pubescent ; anthers grouped at apex , brownish purple .

雄蕊柱圆筒状，短柔毛；花药在先端成组，带褐色紫色。

Stamen is most , helix is arranged , centrifugal direction development , sometimes little at 10 , often have degrade staminal .

雄蕊多数,螺旋排列,离心方向发育,有时少于10个,常有退化雄蕊。

Petals 3-5 , short , concave , quincuncial or imbricate in bud , distinct or rarely basally connate and adnate to staminal tube .

花瓣3-5，短，凹，在芽中覆瓦状或梅花形，离生或很少基部与雄蕊管合生和贴生。

Staminal filaments and stigma white or purplish .

花丝和耻辱白色的或带紫色。